Pith Number

pith:NPBYFXRB

pith:2019:NPBYFXRBVSNBQIYCOEQDVBFQUK

not attested not anchored not stored refs pending

Pump frequency resonances for light-induced incipient superconductivity in YBa$_2$Cu$_3$O$_{6.5}$

A. Cavalleri, B. Keimer, B. Liu, D. Nicoletti, J. Porras, M. Fechner, M. F\"orst, T. Loew

arxiv:1905.08356 v4 · 2019-05-20 · cond-mat.supr-con · cond-mat.str-el

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NPBYFXRBVSNBQIYCOEQDVBFQUK}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-07-05T00:50:02.390678Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6bc382de21ac9a18230271203a84b0a2a3952c9389007d1cc4e9da28c3097b81

Aliases

arxiv: 1905.08356 · arxiv_version: 1905.08356v4 · doi: 10.48550/arxiv.1905.08356 · pith_short_12: NPBYFXRBVSNB · pith_short_16: NPBYFXRBVSNBQIYC · pith_short_8: NPBYFXRB

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/NPBYFXRBVSNBQIYCOEQDVBFQUK \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 6bc382de21ac9a18230271203a84b0a2a3952c9389007d1cc4e9da28c3097b81

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "beddf9a4b4707280678bc4a3ef83da5e17c4d29fd3d23ded3f0b020ac996729f",
    "cross_cats_sorted": [
      "cond-mat.str-el"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.supr-con",
    "submitted_at": "2019-05-20T21:37:23Z",
    "title_canon_sha256": "c7764aa5fc345522dae88551b0d370999632b27d6f92654c75d444f64c922f61"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.08356",
    "kind": "arxiv",
    "version": 4
  }
}